import axios from "axios";
import { Notification, MessageBox, Message } from "element-ui";
import store from "@/store";
import router from "@/router";
import { getToken } from "@/utils/auth";
import errorCode from "@/utils/errorCode";

axios.defaults.headers["Content-Type"] = "application/json;charset=utf-8";
// 创建axios实例
const service = axios.create({
  // axios中请求配置有baseURL选项，表示请求URL公共部分
  baseURL: process.env.VUE_APP_BASE_API,
  // 超时
  timeout: 60000,
});

// request拦截器
service.interceptors.request.use(
  (config) => {
    // 是否需要设置 token
    const isToken = (config.headers || {}).isToken === false;
    if (getToken() && !isToken) {
      config.headers["Authorization"] = "Bearer " + getToken(); // 让每个请求携带自定义token 请根据实际情况自行修改
    }

    if(config.fake && process.env.NODE_ENV === 'development') {
      config.baseURL = '/fakedata'
    }else {
      config.baseURL = process.env.VUE_APP_BASE_API
    }

    // get请求映射params参数
    if (config.method === "get" && config.params) {
      let url = config.url + "?";
      for (const propName of Object.keys(config.params)) {
        const value = config.params[propName];
        var part = encodeURIComponent(propName) + "=";
        if (value !== null && typeof value !== "undefined") {
          if (typeof value === "object") {
            for (const key of Object.keys(value)) {
              if (value[key] !== null && typeof value[key] !== "undefined") {
                let params = propName + "[" + key + "]";
                let subPart = encodeURIComponent(params) + "=";
                url += subPart + encodeURIComponent(value[key]) + "&";
              }
            }
          } else {
            url += part + encodeURIComponent(value) + "&";
          }
        }
      }
      url = url.slice(0, -1);
      config.params = {};
      config.url = url;
    }
    return config;
  },
  (error) => {
    console.log(error);
    Promise.reject(error);
  }
);
var flag=true;
// 响应拦截器
service.interceptors.response.use(
  (res) => {
    // 未设置状态码则默认成功状态
    const code = res.data.code || 200;
    // 获取错误信息
    const msg = errorCode[code] || res.data.msg  || res.data.data|| errorCode["default"];
    if (code === 401) {
      console.log(msg)
      if(flag){
        flag=false
        MessageBox.confirm(
          "登录状态已过期，您可以继续留在该页面，或者重新登录",
          "系统提示",
          {
            confirmButtonText: "重新登录",
            cancelButtonText: "取消",
            type: "warning",
          }
        ) .then(() => {
            store.dispatch("LogOut").then(() => {
              router.replace('/login');
            });
          })
          .catch(() => { })
          .finally(() => {flag=true;})
          ;
      }

      // store.dispatch("LogOut").then(() => {
      //   // location.href = "/index";
      //   router.replace('/login');
      // });
      // return Promise.reject("无效的会话，或者会话已过期，请重新登录。");
      return;
    }else if(code == -900) {
      flag=true;
      return res.data;
    } else if (code === 500) {
      // 这里mmv单独定义了一个不弹窗的配置
      flag=true;
      if (res.config.mmv) {
        return Promise.reject(new Error(msg));
      }
      Message({
        message: msg,
        type: "error",
      });
      return Promise.reject(new Error(msg));
    }  else if (code === 0) {
      // 这里mmv单独定义了一个不弹窗的配置
      flag=true;
      if (res.config.mmv) {
        return Promise.reject(new Error(msg));
      }
      Message({
        message: msg,
        type: "error",
      });
      return Promise.reject(new Error(msg));
    }else if (code === 505) {
      // 这里mmv单独定义了一个不弹窗的配置
      flag=true;
      if (res.config.mmv) {
        return Promise.reject(new Error(msg));
      }
      Message({
        message: msg,
        type: "error",
      });
      return Promise.reject(new Error(msg));
    } else if (code !== 200 ) {
      flag=true;
      // Notification.error({
      //   title: msg,
      // });
      return Promise.reject("error",code);
    } else {
      flag=true;
      return res.data;
    }
  },
  (error) => {
    console.log("err" + error);
    let { message } = error;
    if (message == "Network Error") {
      message = "后端接口连接异常";
    } else if (message.includes("timeout")) {
      message = "系统接口请求超时";
    } else if (message.includes("Request failed with status code")) {
      message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    Message({
      message: message,
      type: "error",
      duration: 5 * 1000,
    });
    return Promise.reject(error);
  }
);

export default service;
